Ovogenesis begins in spring 1102 

 Ovogenetic activity began 1105 

 Ovogenic activity began in spring 110 4 

 Ownership and jurisdiction, philosophy of 1920 



of underwater land 155, 1522 



Oxford, Md. 1300, 1571, 1686 

 Oxidants, chlorine produced 2208 

 Oxidase reactions, mixed function 774 



, specific 611 



Oxidation of 5HT 704 



succinate 7 4 



, terminal 1029 



Oxidative mechanisms, metabolic 10 29 



processes 868 



Oxidized 840 



forms 129 8 



to disulphide form 395 



Oxidoreductase activity 745 

 Oxygen 337, 356, 417, 866 



affinity, high 2129 



, lower 2129 



, consumed 749 



consumption/oxygen uptake 167, 186, 192, 240, 248, 325, 761, 762, 829, 



871, 1162, 1163, 1401, 1805, 1885, 1894, 2138, 2139 



in declining oxygen tension, maintains constant 1936 



_ declines with increasing wet weight 1063 



of gill tissue 872, 1879, 1880, 1881, 1883, 1884 



mantle 629 

 muscle 868 



content, uniform 629 



debt 760, 761 



deficiency » 1380 



demand 467 



depletion 356, 809 



deprivation 760 



, dissolved 133, 168, 214, 530, 789, 1489, 1507, 1614, 1859 

 , , requirements 134 7 



equilibrium 1234 



curve, sigmoid 1234 



exchange 869 

 , high affinity for 1234 



impoverished conditions 1614 



intake, low 1322 



is essential 860 

 , low 732, 809 



may diffuse between closed shell margins 2230 



requirements 248, 557, 1322 



respiration, fall of with age 867 



761 



